Normal level of serum phosphorous is_____________?

Correct answer: D. 2.5 - 4.5 mgm%

  • A. 1-2 mgm%
  • B. 7-9 mgm%
  • C. 40-50 mgm%
  • D. 2.5 - 4.5 mgm%

Explanation

Normal adult serum phosphate is approximately 2.5 to 4.5 mg/dL, also written as mg%. Much higher values suggest hyperphosphatemia, while 1 to 2 mg% is abnormally low.

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